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My first trip from California to Alaska was made in the summer of 1899. I went alone to Dawson to my father and brother, surprising them greatly when I quietly walked up to shake hands with them at their work. The amazement of my father knew no bounds,—and yet I could see a lot of quiet amusement beneath all when he introduced me to his friends, which plainly said:

How does the connotation of the words "luxury" and "oblivious" in the last paragraph contribute to the main idea of this excerpt?
A) These words express an understatement for the true nature of the author's journey to Alaska.
B) These words reveal the author's true feelings about how she only went to Alaska out of necessity.
C) These words express how wealthy the author must have been to have traveled so lavishly to Alaska.
D) These words demonstrate how elegant, stately, and comfortable the author's journey to Alaska was.